linux-kernel - Re: [PATCH rdma-next] RDMA/mlx4: Return missed an error if device doesn't support steering

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Message-ID: <20211012162448.GA3386147@nvidia.com>
Date:   Tue, 12 Oct 2021 13:24:48 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Leon Romanovsky <leon@...nel.org>
Cc:     Doug Ledford <dledford@...hat.com>,
        Leon Romanovsky <leonro@...dia.com>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        linux-kernel@...r.kernel.org, linux-rdma@...r.kernel.org,
        Yishai Hadas <yishaih@...dia.com>
Subject: Re: [PATCH rdma-next] RDMA/mlx4: Return missed an error if device
 doesn't support steering

On Tue, Oct 12, 2021 at 10:28:43AM +0300, Leon Romanovsky wrote:
> From: Leon Romanovsky <leonro@...dia.com>
> 
> The error flow fixed in this patch is not possible because all kernel
> users of create QP interface check that device supports steering before
> set IB_QP_CREATE_NETIF_QP flag.
> 
> Fixes: c1c98501121e ("IB/mlx4: Add support for steerable IB UD QPs")
> Reported-by: Dan Carpenter <dan.carpenter@...cle.com>
> Signed-off-by: Leon Romanovsky <leonro@...dia.com>
> ---
>  drivers/infiniband/hw/mlx4/qp.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)

Applied to for-next, thanks

Jason